To efficiently absorb energy by increasing absorbed energy per unit weight at collision.
The obstacle removal device is disposed in the front part of the vehicle underframe of a railway rolling stock, and includes an obstacle removal plate that protects the vehicle from obstacles on the track while the rolling stock travels. The obstacle removal plate has: a main plate part arranged to be struck on the face thereof by obstacles and shaped to convexly curve towards the longitudinal travel direction when viewed in plan; and auxiliary plate parts that protrude from the main plate part toward the rear. The auxiliary plate parts are provided continuously from a convexly curved front end part in the main plate part, along the main plate part towards a right and left pair side parts at the rear of the travel direction.
SANO ATSUSHI
YAMADA TOSHIYUKI
KUMAMOTO HIDEKI
YAGI SEIICHIRO
TOMIZAWA MASAYUKI
JP2005053346A | 2005-03-03 | |||
JP2000168551A | 2000-06-20 | |||
JP2000006806A | 2000-01-11 |
GB679686A | 1952-09-24 | |||
US20080250965A1 | 2008-10-16 |